2453255808 has 128 divisors (see below), whose sum is σ = 6878390400. Its totient is φ = 773160960.

The previous prime is 2453255789. The next prime is 2453255843. The reversal of 2453255808 is 8085523542.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 2453255808.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 784488 + ... + 787608.

It is an arithmetic number, because the mean of its divisors is an integer number (53737425).

Almost surely, 2^2453255808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2453255808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3439195200).

2453255808 is an abundant number, since it is smaller than the sum of its proper divisors (4425134592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2453255808 is a wasteful number, since it uses less digits than its factorization.

2453255808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250 (or 3238 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

The square root of 2453255808 is about 49530.3523912358. The cubic root of 2453255808 is about 1348.6966493619.

The spelling of 2453255808 in words is "two billion, four hundred fifty-three million, two hundred fifty-five thousand, eight hundred eight".